lenacodiened lenacodiened
  • 01-05-2017
  • Mathematics
contestada

Which expression is equivalent to (1 – sin2 x)(sec x)?

Respuesta :

Ellsonic
Ellsonic Ellsonic
  • 01-05-2017
sin(2x) = 2sin(x)cos(x) so 

sec(x)sin(2x) = 2sec(x)sin(x)cos(x) = 2sin(x) 

because sec(x)cos(x) = 1. 

Answer Link

Otras preguntas

What is the hidden meaning
Roxanne is fencing a garden. Two sides of the garden are 18 feet, and the other two are 12 feet. How many feet of fencing will Roxanne need??
we can get many new friend during a family day. why
Calculate the force of gravity between a 2.50 kg newborn baby and a 80.0 kg doctor standing 0.250 m away. G = 6.67 E -11 N*m2/kg2 Remember to include your data,
Carly is a catcher on the school softball team. By the end of the season she played 45% of the 40 games the team played. In how mny games did she not play
definition of california gold rush
5. Identifying the limiting reagent: Given the reaction 2Cu + S → Cu2S, if you had 3 moles of both Cu and S, which would you run out of first?
when you sign up for a gaming website , you get two months free . Then you are charged 18$ per month . If you pay 90$ , how many months will you be able to play
I want to get better at Spanish. How should I? I am in Spanish 4 in high school and can comprehend many things, but I want to learn how to understand and verbal
Help me please, i already asked this question and no one answered. What were two of General Lee’s beliefs in the years following the Civil War?